IPv4 R&E Routing Table Report 21:10 GMT Sat 04 Jul, 2026 IPv4 BGP Table (Global) as seen at AARNET (Brisbane). Report Website: https://bgp.nsrc.org/REN Detailed Analysis: https://bgp.nsrc.org/REN/AARNET/ Analysis Summary ---------------- BGP routing table entries examined: 1056388 Prefixes after maximum aggregation (per Origin AS): 407526 Deaggregation factor: 2.59 Unique aggregates announced (without unneeded subnets): 525263 Number of IPv4 prefixes with a valid ROA: 709809 Number of IPv4 prefixes with an invalid ROA: 118 Number of IPv4 prefixes with no ROA: 346461 Total ASes present in the Internet Routing Table: 78754 Prefixes per ASN: 13.41 Origin-only ASes present in the Internet Routing Table: 67357 Origin ASes announcing only one prefix: 27537 Transit ASes present in the Internet Routing Table: 11397 Transit-only ASes present in the Internet Routing Table: 602 Paths with bogon ASNs present in the IPv4 Routing Table: 28 Average AS path length visible in the Internet Routing Table: 4.4 Max AS path length visible: 68 Max AS path prepend of ASN ( 63293) 64 Prefixes from unregistered ASNs in the Routing Table: 1318 Number of instances of unregistered ASNs: 1357 Number of 32-bit ASNs allocated by the RIRs: 50306 Number of 32-bit ASNs visible in the Routing Table: 41012 Prefixes from 32-bit ASNs in the Routing Table: 235646 Number of bogon 32-bit ASNs visible in the Routing Table: 114 Special use prefixes present in the Routing Table: 0 Prefixes being announced from unallocated address space: 489 Number of addresses announced to Internet: 3118827264 Equivalent to 185 /8s, 229 /16s and 135 /24s Percentage of available address space announced: 84.2 Percentage of allocated address space announced: 84.2 Percentage of available address space allocated: 100.0 Percentage of address space in use by end-sites: 99.6 Total number of prefixes smaller than registry allocations: 345601 APNIC Region Analysis Summary ----------------------------- Prefixes being announced by APNIC Region ASes: 287565 Total APNIC prefixes after maximum aggregation: 84763 APNIC Deaggregation factor: 3.39 Prefixes being announced from the APNIC address blocks: 273788 Unique aggregates announced from the APNIC address blocks: 109598 APNIC Region origin ASes present in the Internet Routing Table: 15283 APNIC Prefixes per ASN: 17.91 APNIC Region origin ASes announcing only one prefix: 4706 APNIC Region transit ASes present in the Internet Routing Table: 2066 Average APNIC Region AS path length visible: 4.2 Max APNIC Region AS path length visible: 38 Number of APNIC region 32-bit ASNs visible in the Routing Table: 10871 Number of APNIC addresses announced to Internet: 748783360 Equivalent to 44 /8s, 161 /16s and 135 /24s APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431 (pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319, 58368-59391, 63488-64098, 64297-64395, 131072-155961 APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8, 49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8, 106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8, 163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8, 223/8, ARIN Region Analysis Summary ---------------------------- Prefixes being announced by ARIN Region ASes: 306755 Total ARIN prefixes after maximum aggregation: 138012 ARIN Deaggregation factor: 2.22 Prefixes being announced from the ARIN address blocks: 304948 Unique aggregates announced from the ARIN address blocks: 149675 ARIN Region origin ASes present in the Internet Routing Table: 19466 ARIN Prefixes per ASN: 15.67 ARIN Region origin ASes announcing only one prefix: 7115 ARIN Region transit ASes present in the Internet Routing Table: 1977 Average ARIN Region AS path length visible: 3.9 Max ARIN Region AS path length visible: 68 Number of ARIN region 32-bit ASNs visible in the Routing Table: 5660 Number of ARIN addresses announced to Internet: 1348273408 Equivalent to 80 /8s, 93 /16s and 5 /24s ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106 (pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153 3354-4607, 4865-5119, 5632-6655, 6912-7466 7723-8191, 10240-12287, 13312-15359, 16384-17407 18432-20479, 21504-23551, 25600-26591, 26624-27647, 29696-30719, 31744-33791 35840-36863, 39936-40959, 46080-47103 53248-55295, 62464-63487, 64198-64296, 393216-404380 ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8, 12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8, 20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8, 29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8, 40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8, 54/8, 55/8, 56/8, 63/8, 64/8, 65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8, RIPE Region Analysis Summary ---------------------------- Prefixes being announced by RIPE Region ASes: 293476 Total RIPE prefixes after maximum aggregation: 145971 RIPE Deaggregation factor: 2.01 Prefixes being announced from the RIPE address blocks: 297966 Unique aggregates announced from the RIPE address blocks: 195489 RIPE Region origin ASes present in the Internet Routing Table: 29569 RIPE Prefixes per ASN: 10.08 RIPE Region origin ASes announcing only one prefix: 12234 RIPE Region transit ASes present in the Internet Routing Table: 4133 Average RIPE Region AS path length visible: 4.5 Max RIPE Region AS path length visible: 45 Number of RIPE region 32-bit ASNs visible in the Routing Table: 13574 Number of RIPE addresses announced to Internet: 749541376 Equivalent to 44 /8s, 173 /16s and 24 /24s RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614 (pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631 6656-6911, 8192-9215, 12288-13311, 15360-16383 20480-21503, 24576-25599, 28672-29695 30720-31743, 33792-35839, 38912-39935 40960-45055, 47104-52223, 56320-58367 59392-61439, 61952-62463, 64396-64495 196608-219547 RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8, 53/8, 57/8, 62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8, 83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8, 90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8, 217/8, LACNIC Region Analysis Summary ------------------------------ Prefixes being announced by LACNIC Region ASes: 129409 Total LACNIC prefixes after maximum aggregation: 30931 LACNIC Deaggregation factor: 4.18 Prefixes being announced from the LACNIC address blocks: 124187 Unique aggregates announced from the LACNIC address blocks: 50474 LACNIC Region origin ASes present in the Internet Routing Table: 11432 LACNIC Prefixes per ASN: 10.86 LACNIC Region origin ASes announcing only one prefix: 2756 LACNIC Region transit ASes present in the Internet Routing Table: 2631 Average LACNIC Region AS path length visible: 5.2 Max LACNIC Region AS path length visible: 68 Number of LACNIC region 32-bit ASNs visible in the Routing Table: 9503 Number of LACNIC addresses announced to Internet: 167734272 Equivalent to 9 /8s, 255 /16s and 108 /24s LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247, 61440-61951, 64099-64197, 262144-275868 + ERX transfers LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8, 191/8, 200/8, 201/8, AfriNIC Region Analysis Summary ------------------------------- Prefixes being announced by AfriNIC Region ASes: 37865 Total AfriNIC prefixes after maximum aggregation: 7092 AfriNIC Deaggregation factor: 5.34 Prefixes being announced from the AfriNIC address blocks: 55009 Unique aggregates announced from the AfriNIC address blocks: 19614 AfriNIC Region origin ASes present in the Internet Routing Table: 2039 AfriNIC Prefixes per ASN: 26.98 AfriNIC Region origin ASes announcing only one prefix: 726 AfriNIC Region transit ASes present in the Internet Routing Table: 394 Average AfriNIC Region AS path length visible: 5.1 Max AfriNIC Region AS path length visible: 60 Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1404 Number of AfriNIC addresses announced to Internet: 104222464 Equivalent to 6 /8s, 54 /16s and 79 /24s AfriNIC AS Blocks 36864-37887, 327680-330751 & ERX transfers AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8, APNIC Region per AS prefix count summary ---------------------------------------- ASN No of nets /20 equiv MaxAgg Description 9808 14002 8737 120 CHINAMOBILE-CN - China Mobile Communicati 7545 5853 818 468 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 4990 554 336 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4616 347 24 FPT-VN - FPT Telecom Company, VN 7552 4059 1331 24 VIETEL-AS-AP - Viettel Group, VN 7713 3701 1044 64 telkomnet-as-ap - PT Telekomunikasi Indon 56046 3566 887 177 CMNET-Jiangsu-AP - China Mobile communica 17561 3398 214 595 LCS-AS-AP - LARUS Limited, HK 45899 3379 1868 97 VNPT-AS-VN - VNPT Corp, VN 24560 2733 731 730 AIRTELBROADBAND-AS-AP - Bharti Airtel Ltd Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-APNIC ARIN Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 15495 41510 5601 AMAZON-02 - Amazon.com, Inc., US 22773 4776 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 11492 4553 303 1129 CABLEONE - CABLE ONE, INC., US 7155 3962 286 111 VIASAT-SP-BACKBONE - ViaSat,Inc., US 6327 3720 1305 74 SHAW - Shaw Communications, CA 396982 3413 4871 525 GOOGLE-CLOUD-PLATFORM - Google LLC, US 36352 3153 237 1095 AS-COLOCROSSING - HostPapa, US 749 3138 54728 2389 DNIC-AS-00749 - United States Department 7029 2663 2536 888 WINDSTREAM - Windstream Communications LL 30036 2551 353 561 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom C Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-ARIN RIPE Region per AS prefix count summary --------------------------------------- ASN No of nets /20 equiv MaxAgg Description 12479 7063 1711 150 UNI2-AS - Orange Espagne SA, ES 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 9009 4176 376 2550 M247 - M247 Europe SRL, RO 20940 3805 3389 109 AKAMAI-ASN1 - Akamai International B.V., 212238 3389 242 2536 CDNEXT - Datacamp Limited, GB 12389 3140 2321 872 ROSTELECOM-AS - PJSC Rostelecom, RU 34984 2494 367 586 TELLCOM-AS - Superonline Iletisim Hizmetl 8452 1707 1852 14 TE-AS - IDDQD-AS, EG 44559 1702 106 819 ITHOSTLINE - IT HOSTLINE LTD, CY 203020 1652 253 828 HostRoyale - HostRoyale Technologies Pvt Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-RIPE LACNIC Region per AS prefix count summary ----------------------------------------- ASN No of nets /20 equiv MaxAgg Description 8151 12782 3257 626 AS8151 - UNINET, MX 10620 3440 450 1104 AS10620 - Telmex Colombia S.A., CO 13999 2299 502 335 AS13999 - Mega Cable, S.A. de C.V., MX 11830 1909 369 65 AS11830 - Instituto Costarricense de Elec 11664 1499 277 34 AS11664 - Techtel LMDS Comunicaciones Int 28573 1376 2431 269 AS28573 - Claro NXT Telecomunicacoes Ltda 3816 1342 768 213 AS3816 - COLOMBIA TELECOMUNICACIONES S.A. 6147 1207 371 22 AS6147 - INTEGRATEL PERU S.A.A., PE 22884 1095 70 385 AS22884 - TOTAL PLAY TELECOMUNICACIONES, 26615 1064 2385 96 AS26615 - TIM S/A, BR Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-LACNIC AfriNIC Region per AS prefix count summary ------------------------------------------ ASN No of nets /20 equiv MaxAgg Description 24835 1991 617 34 Vodafone Data - Vodafone Data, EG 36992 1924 1543 334 ETISALAT MISR - ETISALAT MISR, EG 36903 1351 587 105 Office National des Postes et Telecommuni 36935 1315 523 46 Vodafone Data - Vodafone Data, EG 24863 1298 389 16 Link Egypt (Link.NET) - Link Egypt (Link. 37069 1116 1100 11 The Egyptian Company for Mobile Services 29571 1086 70 18 Orange Côte d'Ivoire - Orange Côte d'Iv 328608 625 56 206 Africa on Cloud - Africa on Cloud, ZA 36914 553 82 3 Kenya Education Network - Kenya Education 15399 550 57 59 Wananchi Group (Kenya) Limited - Wananchi Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet-AFRINIC Global Per AS prefix count summary ---------------------------------- ASN No of nets /20 equiv MaxAgg Description 16509 15495 41510 5601 AMAZON-02 - Amazon.com, Inc., US 9808 14002 8737 120 CHINAMOBILE-CN - China Mobile Communicati 8151 12782 3257 626 AS8151 - UNINET, MX 12479 7063 1711 150 UNI2-AS - Orange Espagne SA, ES 7545 5853 818 468 TPG-INTERNET-AP - TPG Telecom Limited, AU 9498 4990 554 336 BBIL-AP - BHARTI Airtel Ltd., IN 39891 4975 307 72 ALJAWWALSTC-AS - Saudi Telecom Company JS 22773 4776 3115 359 ASN-CXA-ALL-CCI-22773-RDC - Cox Communica 18403 4616 347 24 FPT-VN - FPT Telecom Company, VN 11492 4553 303 1129 CABLEONE - CABLE ONE, INC., US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-ASnet Global Per AS Maximum Aggregation summary ----------------------------------------- ASN No of nets Net Savings Description 9808 14002 13882 CHINAMOBILE-CN - China Mobile Communications Gr 8151 12782 12156 AS8151 - UNINET, MX 12479 7063 6913 UNI2-AS - Orange Espagne SA, ES 7545 5853 5385 TPG-INTERNET-AP - TPG Telecom Limited, AU 39891 4975 4903 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 9498 4990 4654 BBIL-AP - BHARTI Airtel Ltd., IN 18403 4616 4592 FPT-VN - FPT Telecom Company, VN 22773 4776 4417 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications 7552 4059 4035 VIETEL-AS-AP - Viettel Group, VN 7155 3962 3851 VIASAT-SP-BACKBONE - ViaSat,Inc., US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-CIDRnet List of Unregistered Origin ASNs (Global) ----------------------------------------- Bad AS Designation Net Originated Transit AS Transit AS Name 395729 UNALLOCATED 8.28.60.0/24 32787 PROLEXIC-TECHNOLOGIES-D 396894 UNALLOCATED 8.28.201.0/24 3356 LEVEL3 - Level 3 Parent 394936 UNALLOCATED 8.33.224.0/24 22442 HOU-PHONOSCOPE - Phonos 396243 UNALLOCATED 8.34.113.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.112.0/24 3356 LEVEL3 - Level 3 Parent 396243 UNALLOCATED 8.37.123.0/24 3356 LEVEL3 - Level 3 Parent 395195 UNALLOCATED 8.38.115.0/24 3356 LEVEL3 - Level 3 Parent 397274 UNALLOCATED 8.40.70.0/24 3356 LEVEL3 - Level 3 Parent 400273 UNALLOCATED 8.41.137.0/24 3356 LEVEL3 - Level 3 Parent 1782 UNALLOCATED 8.42.19.0/24 3356 LEVEL3 - Level 3 Parent Complete listing at https://bgp.nsrc.org/REN/AARNET/data-badAS Advertised Unallocated Addresses -------------------------------- Unassigned Network ASN Information AS Name 23.131.100.0/24 Origin: 401541 UNASSIGNED 23.131.100.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.131.156.0/24 Origin: 401541 UNASSIGNED 23.131.156.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.131.212.0/24 Origin: 401541 UNASSIGNED 23.131.212.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.132.252.0/24 Origin: 401541 UNASSIGNED 23.132.252.0/24 Transit: 38733 CMCTELECOM-VN - CMC Telecom Infrastructu 23.133.212.0/24 Origin: 18604 UNASSIGNED 23.133.212.0/24 Transit: 394625 WHITELABELIT - WhiteLabel IT Solutions C Complete listing at https://bgp.nsrc.org/REN/AARNET/data-add-IANA Number of prefixes announced per prefix length (Global) ------------------------------------------------------- !!Default route being announced!! /1:0 /2:0 /3:0 /4:0 /5:0 /6:0 /7:0 /8:16 /9:14 /10:39 /11:97 /12:299 /13:589 /14:1189 /15:2123 /16:13685 /17:8308 /18:13324 /19:25457 /20:45795 /21:52632 /22:113452 /23:108866 /24:670502 /25:0 /26:0 /27:0 /28:0 /29:0 /30:0 /31:0 /32:0 Advertised prefixes smaller than registry allocations ----------------------------------------------------- ASN No of nets Total ann. Description 8151 6999 12782 AS8151 - UNINET, MX 12479 5990 7063 UNI2-AS - Orange Espagne SA, ES 39891 3660 4975 ALJAWWALSTC-AS - Saudi Telecom Company JSC, SA 6327 3501 3720 SHAW - Shaw Communications, CA 11492 3444 4553 CABLEONE - CABLE ONE, INC., US 22773 3053 4776 ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US 7155 2916 3962 VIASAT-SP-BACKBONE - ViaSat,Inc., US 16509 2879 15495 AMAZON-02 - Amazon.com, Inc., US 10620 2244 3440 AS10620 - Telmex Colombia S.A., CO 30036 2205 2551 MEDIACOM-ENTERPRISE-BUSINESS - Mediacom Communications Corp, US Complete listing at https://bgp.nsrc.org/REN/AARNET/data-sXXas-nos Number of /24s announced per /8 block (Global) ---------------------------------------------- 1:2562 2:2039 3:1020 4:5 5:5305 6:207 7:6 8:1399 9:76 11:172 12:1109 13:770 14:2720 15:474 16:365 17:448 18:946 20:616 21:4 22:188 23:8468 24:2779 25:2 27:2824 28:1 29:19 31:3824 32:36 34:91 35:287 36:4805 37:4425 38:10095 39:1340 40:437 41:4565 42:2184 43:3292 44:469 45:19840 46:4962 47:459 48:168 49:2278 50:2006 51:902 52:1362 54:303 55:1159 56:11 57:323 58:2753 59:1484 60:1207 61:3133 62:3167 63:1694 64:6499 65:2146 66:6064 67:3316 68:1279 69:4086 70:1045 71:617 72:3230 74:3060 75:1506 76:597 77:2906 78:2130 79:1795 80:2368 81:2296 82:4309 83:1485 84:2193 85:3886 86:1092 87:2780 88:1314 89:4844 90:777 91:8494 92:2759 93:3034 94:4681 95:4708 96:1448 97:311 98:932 99:971 100:72 101:1470 102:4732 103:32401 104:5605 105:839 106:905 107:2940 108:1323 109:3903 110:2284 111:4144 112:3112 113:1983 114:2509 115:2328 116:2086 117:3629 118:3063 119:2053 120:2768 121:1652 122:3021 123:2237 124:1988 125:2986 126:158 128:1609 129:980 130:1714 131:2527 132:899 133:488 134:1751 135:640 136:1528 137:1577 138:3420 139:1809 140:1864 141:1736 142:2619 143:2101 144:1832 145:677 146:2191 147:2271 148:2810 149:3332 150:1356 151:2950 152:2392 153:1952 154:9951 155:2357 156:4576 157:2426 158:1594 159:2879 160:3886 161:2039 162:4140 163:2658 164:2424 165:2774 166:1300 167:2355 168:4091 169:874 170:5614 171:1139 172:4894 173:3479 174:897 175:1365 176:4033 177:5133 178:4521 179:2471 180:3390 181:4636 182:4046 183:2884 184:2041 185:21924 186:6502 187:5478 188:4810 189:4644 190:9942 191:1820 192:11824 193:9643 194:7925 195:5901 196:3452 197:3261 198:6307 199:6071 200:8375 201:6581 202:10696 203:10694 204:4752 205:3806 206:4444 207:4065 208:4343 209:5487 210:4774 211:2691 212:5194 213:4111 214:1036 215:47 216:7280 217:3739 218:1776 219:413 220:2211 221:1333 222:941 223:3583 End of report